Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SHA-4364 found under Extension Mast by Shakespeare Company Llc. The National Stock Number assigned to this part is 5985016009543, and the Federal Supply Class is 5985 Antennas Waveguides And Related Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SHA-4364.